Question

.. Show that the two points having vectorial angles a and ß on the conic
1

= 1 + e cos 0

r
will be ends of a diameter if
OL ß et1
tan tan
2. 2.
e-1
B​

Answer 1

Step-by-step explanation:

kvbmjhvbkihbbklihgnkkoihgvjkiuygjligb

Answer 2

Answer: A = B

Step-by-step explanation:

The angle α which the resultant R makes with A is given by

tanα=Bsinθ / A+Bcosθ

or sin(θ/2)  /cos(θ/2)  =  2Bsin(θ/2)cos(θ/2) /A+Bcosθ

 which gives A+Bcosθ=$2Bcos^{2}$  (  2 /θ )

or A+$[B2cos^{2}$(  θ /2 )-1] =$2Bcos^{2}$(0/2)

A = B